CN103270924A - Small quantity farmland irrigation device - Google Patents
Small quantity farmland irrigation device Download PDFInfo
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- CN103270924A CN103270924A CN2013102141014A CN201310214101A CN103270924A CN 103270924 A CN103270924 A CN 103270924A CN 2013102141014 A CN2013102141014 A CN 2013102141014A CN 201310214101 A CN201310214101 A CN 201310214101A CN 103270924 A CN103270924 A CN 103270924A
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Abstract
The invention belongs to a farmland irrigation device, and particularly relates to a small quantity farmland irrigation device comprising a main pipe, water pipes and nozzles. The main pipe is buried underground, the water pipes are distributed at intervals, communicated with the main pipe and provided with an opening on the ground. The nozzles are communicated with water outlet ends of the water pipes. Each nozzle comprises a base plate folded outwards, a pressing piece and a pressing cover. The peripheries of the base plates, the pressing pieces and the pressing covers are fixedly connected to be a whole in a penetrating manner. A central hole matching with the water outlet ends of the water pipes is reserved at the center of each base plates. Water outlet grooves of a curve shape are distributed along the central holes in radiating shape. One ends of the water outlet grooves are communicated with the central holes; and the other ends are reserved on the outer peripheries of the base plates. The pressing pieces are made of soft materials. Each pressing cover is of an annular structure. The problem of uneven irrigation existing in the prior art is solved, and the small quantity farmland irrigation device has the advantages of even irrigation, low irrigating water quantity, high fertilizer utilization rate, low underground water pollution and the like.
Description
Technical field
The invention belongs to the field irrigation device, refer to the little quota irrigation rig in a kind of farmland especially.
Background technology
Farmland surface irrigation has a lot of methods.Having that former studies is maximum is following several:
The one, underground piping water delivery+little border irrigation is irrigate.This technology is to use the area maximum, applies one of irrigation method the most widely, is applicable to the Different Crop irrigation, as wheat, corn etc.Can effectively save irrigation water with application result proof according to the study, the I of irrigating water quota (every mu each) reaches 50m
3But existing problems, the one, because root system is shallow, irrigation quantity causes the outer seepage of part soil liquid manure root layer greatly, cause waste (availability of nitrogenous fertilizer is about about 50% according to statistics) and the phreatic pollution of fertilizer (particularly nitrogenous fertilizer) when crop early stage easily.The 2nd, embanked field head end and terminal moisture are inhomogeneous.
The 2nd, furrow irrigation.Furrow irrigation is one of surface irrigation method, is applicable to the thin planting crop, as corn.Every ditch is irrigated once, carries out successively.Compare with border irrigation and can save more water.The I of irrigating water quota (every mu each) reaches 30m
3But existing problems are that irrigation ditch head end and terminal moisture are inhomogeneous.
The 3rd, surge flow irrigation.Surge flow irrigation is based on one of surface irrigation method on border irrigation and the furrow irrigation basis.Its irrigation method is to adopt intermittent irrigation when irrigating, and current flow through from the soil surface of irrigating discontinuously water velocity is accelerated.The method is applicable to once irrigates sweeping thin planting, dense planting various crop, as wheat, corn etc.Minimum irrigation quantity is between border irrigation and furrow irrigation.Equally, irrigation uniformity is better than border irrigation and furrow irrigation, but still has problem of non-uniform.
The 4th, sprinkling irrigation.Sprinkling irrigation is to arrange trunk line, arm and spray irrigation pipe network in the field.The sprinkling irrigation advantage, the one, can control the water yield arbitrarily, water-saving result is obvious, is applicable to various crop irrigations such as wheat, corn, fruit and vegetables.The 2nd, the irrigation uniformity height, whole farmland all can reach the irrigation water uniformity.But the sprinkling irrigation problem, the one, the cost height is general more than 1500 yuan/mu.The 2nd, need high pressure to implement, use the sprinkling irrigation irrigated farmland need add force (forcing) pump ability operate as normal, increase power consumption, every mu of each power consumption 20-30 unit that increases.The 3rd, disposable irrigated area is big, irrigates for little plot to be difficult to carry out.
The 5th, drip irrigation.Drip irrigation field layout is with sprinkling irrigation.The drip irrigation advantage, the one, can control the water yield arbitrarily, water-saving result is remarkable, is applicable to various crop irrigations such as wheat, corn, fruit and vegetables.The 2nd, the irrigation uniformity height, whole farmland all can reach the irrigation water uniformity.But the drip irrigation problem, the one, more than the cost of investment height (1500 yuan/mu).The 2nd, need high pressure to implement, use the sprinkling irrigation irrigated farmland need add force (forcing) pump ability operate as normal, increase power consumption, every mu of each power consumption 20-30 unit that increases.The 3rd, drip irrigation pipe is stopped up easily, causes irrigation inhomogeneous, is a global difficult problem.
This technological invention possession face is irrigated category.It is the principle of utilizing low discharge, multiple exit, by rubber soft material self compensator or trimmer pressure and minor thread groove water outlet combination, realizes that the little quota in farmland irrigates and evenly irrigate dual usefulness, reaches water saving, efficient and control the fertilizer leaching loss and the contaminated soil multiple effect.Simultaneously, because the low discharge water outlet, need not additionally pressurize and reach the effect of electricity saving and energy saving.Be again, cost of investment is equivalent to spray, the 50%-60% of drip irrigation about 800 yuan/mu, and investment is low easily to be promoted.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, irrigating water quota is few, the little little quota irrigation rig in farmland of investment.
Overall technology design of the present invention is:
The little quota irrigation rig in farmland comprises being embedded in underground trunk line, and is spaced apart and be communicated with trunk line and be opened on water-supply-pipe on the ground, the shower nozzle that is communicated with the water-supply-pipe water side; Shower nozzle comprises stacked from inside to outside base plate, compressing tablet, gland, the peripheral cross-under of base plate, compressing tablet and gland is fixedly connected as an integral body, the base plate center offers the adaptive centre bore in water side of water-supply-pipe, along the centre bore shaped form effluent trough that radially distributed, one end of this shaped form effluent trough is communicated with centre bore, its other end is opened on the neighboring of base plate, and compressing tablet adopts flexible material for making material, and gland adopts loop configuration.
The structure of compressing tablet mainly is in order to enter water yield the shaped form effluent trough according to the different flexible modulation of pressure in the pipeline from centre bore, thereby avoid because pipeline pressure unbalanced causes the unbalanced of water yield, compressing tablet can adopt multiple flexible material to make, wherein preferably adopt rubber, be in the consideration that reduces cost, more preferably adopt industrial wastes such as waste tire of automobile.
Concrete technical construction of the present invention also has:
Through applicant's experimental study repeatedly, it is littler that the shaped form effluent trough is subjected in the pipeline influence of discharge pressure than the water yield of linear pattern effluent trough, when irrigating like this in the unlikely because pipeline hydraulic pressure unbalanced cause irrigating inhomogeneous, this also is one of important embodiment of novelty among the present invention.For ease of the moulding of shaped form effluent trough, reduce the cost of manufacture of shaped form effluent trough simultaneously, reach and be convenient to the purpose that large tracts of land is promoted the use of, optimized technical scheme is that the shaped form effluent trough is impeller shape at backplate surface and distributes.
Can it is evident that, the combination of base plate, compressing tablet and gland should be prerequisite with the draining of influence curve shape effluent trough not, therefore can select multiple prior art scheme for use, comprising but be not limited to and adopt following technical scheme, the cross-under of described base plate, compressing tablet and gland 1 periphery is fixedly selected screw, bolt, rivet, U-shaped nail for use or is clamped a kind of or its combination in fixing, wherein comparatively commonly adopts screw or bolt to cooperate (because base plate, compressing tablet and gland all can adopt comparatively common plastics or rubber material).
For further optimizing structure of the present invention, make the water side of water-supply-pipe except the water outlet of supply curve shape effluent trough, also have other function concurrently, the preferred construction design is to adopt the screw thread assembling between the centre bore of offering on the water side of described water-supply-pipe and the base plate.Like this can be by the water side of forward and reverse turn water-supply-pipe, come the water yield in control centre hole by the Zhang Jindu of control centre's hole surface compressing tablet, namely have the function of switch concurrently, this also is the comparatively ingenious part of structural design of the present invention.
For simplifying being connected between aqueduct and the trunk line, guarantee that the combination between the parts is tight, the preferred construction design is, the entrance of described water-supply-pipe cooperates by swelling between the delivery port of plug and trunk line.
For guaranteeing being connected between plug and the trunk line to be difficult for getting loose, more optimized technical scheme is, connects by the press strip bundle between plug outer surface and the trunk line to be one.
For guaranteeing that the present invention can irrigate by the rotation control of shower nozzle, more preferred and apparent technical scheme is that the water side of water-supply-pipe connects by the centre bore of offering on elbow, connecting tube and the base plate.
The substantive distinguishing features that the present invention is obtained and significant technological progress are:
1, the present invention adopts the compressing tablet structure of flexible material, and the pressure between each centre bore approach to be equated, thereby it is close or equal to reach between each delivery port water yield, and it is even to reach field irrigation, and the advanced science of principle is not appeared in the newspapers.
2, the structural design of shaped form effluent trough makes the water yield of groove be subjected to the variation of pipeline pressure influence very little, with flexible compressing tablet acting in conjunction, plays water outlet and acts on uniformly.
3, water yield is controlled arbitrarily, but does not need extra pressurization.The field is made up of a plurality of delivery ports during irrigation, and the irrigation quantity scope exists〉0 — ≦ well yield, realize the control of any water yield, and water relies on well pump pressure to be flowed out by delivery port, need not additionally pressurize.
4, adopt water-saving result of the present invention remarkable.According to surveying and determination, adopt this equipment to irrigate crops such as wheat, corn, vegetables, irrigating water quota is by 50m
3Be down to 25m
3Below, save 25m at every turn
3-30m
3, can save about 50%.Wheat-corn two is made field irrigation quota (annual irrigation water) by 250m
3-300m
3Be down to 150m
3-160m
3, every mu of annual 100m that saves
3-140m
3, can save irrigation water the whole year more than 30%.
Nearly 1,000,000,000 mu of China's wheat, corn, vegetables area.Wherein, irrigated area accounts for 70%, adopts this equipment to irrigate and can save irrigation water significantly, has the significant social environmental benefit, and is all the more so in northern China drought and water shortage area especially.Simultaneously, compare with sprinkling irrigation, drip irrigation, not only cost of investment is low, also can save the power consumption that produces owing to pressurization.
5, owing to effectively reduced irrigation norm; can effectively improve chemical fertilizer; especially the availability of nitrogenous fertilizer; according to test determination; the availability of nitrogenous fertilizer can be brought up to more than 80%; therefore employing of the present invention is protected environment for the phreatic pollution of effective reduction, and the realization that promotes nothing discharging agricultural has positive and real significance.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the gland structure schematic diagram among the present invention.
Fig. 3 is the structural representation of the compressing tablet among the present invention.
Fig. 4 is the structural representation of the base plate among the present invention.
Fig. 5 is the upward view of Fig. 4.
Reference numeral in the accompanying drawing is as follows:
1, gland; 2, compressing tablet; 3, base plate; 4, centre bore; 5, water-supply-pipe; 6, press strip; 7, plug; 8, trunk line; 9, shaped form effluent trough.
Embodiment
Be described further below in conjunction with the present invention of embodiment; but should not be construed as limitation of the invention; protection scope of the present invention is as the criterion with the content of claim record, and any equivalence techniques means of having done according to specification are replaced, and all do not break away from protection scope of the present invention.
The overall structure of present embodiment as shown, and is comprising being embedded in underground trunk line 8, spaced apart and be communicated with trunk line 8 and be opened on water-supply-pipe 5 on the ground, the shower nozzle that is communicated with water-supply-pipe 5 water sides; Shower nozzle comprises stacked from inside to outside base plate 3, compressing tablet 2, gland 1, the peripheral cross-under of base plate 3, compressing tablet 2 and gland 1 is fixedly connected as an integral body, base plate 3 centers offer the adaptive centre bore 4 in water side of water-supply-pipe 5, along the centre bore 4 shaped form effluent trough 9 that radially distributed, one end of this shaped form effluent trough 9 is communicated with centre bore 4, its other end is opened on the neighboring of base plate 3, and compressing tablet 2 adopts flexible material for making material, and gland 1 adopts loop configuration.
The structure of compressing tablet mainly is in order to enter water yield the shaped form effluent trough according to the different flexible modulation of pressure in the pipeline from centre bore, thereby avoid because pipeline pressure unbalanced causes the unbalanced of water yield, compressing tablet can adopt multiple flexible material to make, wherein preferably adopt rubber, be in the consideration that reduces cost, more preferably adopt industrial wastes such as waste tire of automobile.
Shaped form effluent trough 9 is impeller shape and distributes on base plate 3 surfaces.
Bolt is fixedly selected in the cross-under of described base plate 3, compressing tablet 2 and gland 1 periphery for use.
Adopt the screw thread assembling between the centre bore of offering on the water side of described water-supply-pipe 5 and the base plate 34.Like this can be by the water side of forward and reverse turn water-supply-pipe, come the water yield in control centre hole by the Zhang Jindu of control centre's hole surface compressing tablet, namely have the function of switch concurrently.
For simplifying being connected between aqueduct and the trunk line, guarantee that the combination between the parts is tight, the preferred construction design is, the entrance of described water-supply-pipe cooperates by swelling between the delivery port of plug and trunk line.
For guaranteeing being connected between plug and the trunk line to be difficult for getting loose, more optimized technical scheme is, ties to connect by press strip 6 between plug 7 outer surfaces and the trunk line 8 to be one.
Can control irrigation by the rotation of shower nozzle for the assurance present embodiment, the water side of water-supply-pipe 5 connects by the centre bore of offering on elbow, connecting tube and the base plate 34.Because it belongs to prior art, the applicant does not repeat them here.
Claims (8)
1. the little quota irrigation rig in farmland comprises being embedded in underground trunk line (8), and is spaced apart and be communicated with trunk line (8) and be opened on water-supply-pipe (5) on the ground, the shower nozzle that is communicated with water-supply-pipe (5) water side; It is characterized in that described shower nozzle comprises stacked from inside to outside base plate (3), compressing tablet (2), gland (1), base plate (3), the peripheral cross-under of compressing tablet (2) and gland (1) is fixedly connected as an integral body, base plate (3) center offers the adaptive centre bore (4) in water side of water-supply-pipe (5), along centre bore (4) the shaped form effluent trough (9) that radially distributed, one end of this shaped form effluent trough (9) is communicated with centre bore (4), its other end is opened on the neighboring of base plate (3), compressing tablet (2) adopts flexible material for making material, and gland (1) adopts loop configuration.
2. the little quota irrigation rig in farmland according to claim 1 is characterized in that described shaped form effluent trough (9) is impeller shape and distributes on base plate (3) surface.
3. the little quota irrigation rig in farmland according to claim 1, the cross-under that it is characterized in that described base plate (3), compressing tablet (2) and gland (1) periphery fixedly are selected screw, bolt, rivet, U-shaped nail for use or are clamped a kind of or its combination in fixing.
4. the little quota irrigation rig in farmland according to claim 1 is characterized in that described compressing tablet (2) adopts sheet rubber.
5. the little quota irrigation rig in farmland according to claim 1 adopts the screw thread assembling between the centre bore (4) that it is characterized in that offering on the water side of described water-supply-pipe (5) and the base plate (3).
6. the little quota irrigation rig in farmland according to claim 1 or 5, the entrance that it is characterized in that described water-supply-pipe (5) cooperates by swelling between the delivery port of plug (7) and trunk line (8).
7. the little quota irrigation rig in farmland according to claim 6 is characterized in that between described plug (7) outer surface and the trunk line (8) connecing by press strip (6) bundle and is one.
8. the little quota irrigation rig in farmland according to claim 1 is characterized in that the water side of described water-supply-pipe (5) connects by the centre bore of offering on elbow, connecting tube and the base plate (3) (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102141014A CN103270924A (en) | 2013-05-31 | 2013-05-31 | Small quantity farmland irrigation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102141014A CN103270924A (en) | 2013-05-31 | 2013-05-31 | Small quantity farmland irrigation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103270924A true CN103270924A (en) | 2013-09-04 |
Family
ID=49053172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102141014A Pending CN103270924A (en) | 2013-05-31 | 2013-05-31 | Small quantity farmland irrigation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103270924A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105903362A (en) * | 2016-06-02 | 2016-08-31 | 山东农业大学 | Multi-angle fertilizer injection vortex mixer |
| CN109511441A (en) * | 2018-11-26 | 2019-03-26 | 钱巍 | A kind of guiding movement formula greenhouse irrigation device |
| CN114847131A (en) * | 2022-05-27 | 2022-08-05 | 广州华智高新科技发展有限公司 | Intelligent irrigation system |
Citations (7)
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| RU2066529C1 (en) * | 1991-12-19 | 1996-09-20 | Научно-производственное объединение "Дагестан" | Sprinkler unit |
| JPH1056887A (en) * | 1996-08-20 | 1998-03-03 | Inoac Corp | Watering tube for cultivating closed container for culturing plant |
| US5803363A (en) * | 1993-11-02 | 1998-09-08 | Sumitomo Chemical Company, Limited | Liquid sprinkler having a hemispherical head with a pattern of nozzle openings |
| JP2003102279A (en) * | 2001-09-28 | 2003-04-08 | Seiwa:Kk | Culturing container, culturing apparatus using the same container, culturing facility and culturing method |
| CN2757544Y (en) * | 2004-11-29 | 2006-02-15 | 辽宁工程技术大学 | Spray nozzle trace regulating device for square lawn |
| CN101731122A (en) * | 2008-11-11 | 2010-06-16 | 李旭 | Simple low-pressure pipe irrigation water outlet |
| CN202951585U (en) * | 2012-08-26 | 2013-05-29 | 李连保 | Rotary type micro sprayer |
-
2013
- 2013-05-31 CN CN2013102141014A patent/CN103270924A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2066529C1 (en) * | 1991-12-19 | 1996-09-20 | Научно-производственное объединение "Дагестан" | Sprinkler unit |
| US5803363A (en) * | 1993-11-02 | 1998-09-08 | Sumitomo Chemical Company, Limited | Liquid sprinkler having a hemispherical head with a pattern of nozzle openings |
| JPH1056887A (en) * | 1996-08-20 | 1998-03-03 | Inoac Corp | Watering tube for cultivating closed container for culturing plant |
| JP2003102279A (en) * | 2001-09-28 | 2003-04-08 | Seiwa:Kk | Culturing container, culturing apparatus using the same container, culturing facility and culturing method |
| CN2757544Y (en) * | 2004-11-29 | 2006-02-15 | 辽宁工程技术大学 | Spray nozzle trace regulating device for square lawn |
| CN101731122A (en) * | 2008-11-11 | 2010-06-16 | 李旭 | Simple low-pressure pipe irrigation water outlet |
| CN202951585U (en) * | 2012-08-26 | 2013-05-29 | 李连保 | Rotary type micro sprayer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105903362A (en) * | 2016-06-02 | 2016-08-31 | 山东农业大学 | Multi-angle fertilizer injection vortex mixer |
| CN105903362B (en) * | 2016-06-02 | 2018-05-04 | 山东农业大学 | More subscript fertilizer eddy blending machines |
| CN109511441A (en) * | 2018-11-26 | 2019-03-26 | 钱巍 | A kind of guiding movement formula greenhouse irrigation device |
| CN114847131A (en) * | 2022-05-27 | 2022-08-05 | 广州华智高新科技发展有限公司 | Intelligent irrigation system |
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| PB01 | Publication | ||
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Application publication date: 20130904 |